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AR15 Rifle Buffer Kit, No Stock
Aero Precision
Price: $38.99
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Availability: In Stock
Aero Precision Item #: AERO APRH100298c -

    AR15/M4 Enhanced Pistol Buffer Kit
    Aero Precision
    Price: $50.00
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    Availability: In Stock
    Aero Precision Item #: AERO APRH100247C -

      Receiver Extension Lock Nut (Castle Nut) ar15 build set, ar15 lower build, ar15 lower build kit, ar15 castle nut, aero precision, aero precision parts, ar15 receiver extension lock nut, ar15 castle nut
      Aero Precision
      Retail: $3.49
      Price: $2.97
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      Availability: In Stock
      Aero Precision Item #: AERO APRH100082C -

        True Mil-Spec Buffer Tube
        ALG Defense
        Price: $38.00-$65.00
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        Availability: Back Order (No charges until it ships)
        ALG Defense Item #: ALG 08-10 -

          ALG Defense's True Mil-Spec Buffer Tube is forged from 7075-T6 aluminum and is nearly double the strength of 6061-T6 aluminum found in most other Mil-spec and commercial buffer tube variants. A dry film lubricant is applied to the buffer tube, which creates a semi-permanent application of solid lubricant for maximum wear resistance. Built by the Tier One supplier for military contractors of the M4 Carbine, these are the superior buffer tubes that military and law enforcement officers entrust...

          AM-10 Buffer Tube Kit anderson manufacturering, anderson firearms, anderson ar20
          Anderson Manufacturing
          Retail: $57.47
          Price: $56.54
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          Availability: Back Order (No charges until it ships)
          Anderson Manufacturing Item #: ANDM G2-L430-A000-0P -

            Our Aluminum 6 Position Anodized Buffer Tube Kit contains the correct weight Spring, End Plate, Buffer, Buffer Spacer and Castle Nut.

            AM-15 Buffer Rifle Length anderson manufacturering, anderson firearms, anderson ar19
            Anderson Manufacturing
            Retail: $12.99
            Price: $12.77
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            Availability: Back Order (No charges until it ships)
            Anderson Manufacturing Item #: ANDM D2-K017-B000 -

              AM-15 Buffer Spring  Carbine Length anderson manufacturering, anderson firearms, anderson ar37
              Anderson Manufacturing
              Retail: $2.99
              Price: $2.03
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              Availability: Back Order (No charges until it ships)
              Anderson Manufacturing Item #: ANDM D2-K020-A000 -

                AM-15 Buffer Tube  Pistol Length anderson manufacturering, anderson firearms, anderson ar38
                Anderson Manufacturing
                Retail: $20.79
                Price: $20.45
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                Availability: Back Order (No charges until it ships)
                Anderson Manufacturing Item #: ANDM D2-K021-B000 -

                  AM-15 Buffer Tube Kit Pistol anderson manufacturering, anderson firearms, anderson ar50
                  Anderson Manufacturing
                  Retail: $37.34
                  Price: $36.72
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                  Availability: Back Order (No charges until it ships)
                  Anderson Manufacturing Item #: ANDM G2-K430-B000 -

                    ERGO Carbine Action Spring
                    Ergo
                    Retail: $8.50
                    Price: $7.50
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                    Availability: In Stock
                    Ergo Item #: ERGO 4960 -

                      The ERGO Carbine Action Spring is a carbine length action spring for AR15 and M4 Adjustable Stocks, made to M4A1 Mil-Spec specifications.

                      ERGO Carbine Buffer Assembly
                      Ergo
                      Retail: $18.50
                      Price: $16.50
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                      Availability: In Stock
                      Ergo Item #: ERGO 4961 -

                        The ERGO Carbine Buffer Assembly is for use with an A-4 Collapsible Buttstock such as the ERGO F93 ProStock

                        Super 42 Braided Wire Buffer Spring and Buffer Combo
                        Geissele
                        Price: $65.00
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                        Availability: Back Order (No charges until it ships)
                        Geissele Item #: GEIS 05-495 -

                          The Geissele Super 42 Spring was designed to improve the function and reliability of your AR-15 pattern rifle. Its unique spring design uses three independent strands of wire, just like the German MG42 Machine Gun. This concept acts as a harmonic damper and energy absorber by allowing the springs to flex separately from each other. This flex helps displace excess energy which decreases the chance of spring failure and assists with making your AR-15 more reliable.Compared to the stock spring,...

                          Action Spring
                          Lewis Machine & Tool
                          Retail: $7.00
                          Price: $5.40
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                          Availability: In Stock
                          Lewis Machine & Tool Item #: LMT LMP262A -

                            Buffer spring as used with our SOPMOD buttstock or standard collapsing buttstock.

                            Carbine Buffer
                            Lewis Machine & Tool
                            Retail: $15.00
                            Price: $13.50
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                            Availability: Special Order
                            Lewis Machine & Tool Item #: LMT L7A2F -

                              Standard Carbine Buffer, best used with semi-auto 5.56 direct impingement rifle systems.

                              Heavy Carbine Buffer
                              Lewis Machine & Tool
                              Retail: $39.00
                              Price: $31.50
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                              Availability: In Stock
                              Lewis Machine & Tool Item #: LMT L7CB2F -

                                Heavy Carbine buffer. Reduces cyclic rate of fire and increases reliability

                                ULTRALIGHT QD ENDPLATE FOR AR15/M16 qd endplate, ar-15 endplate qd, qd receiver endplate, qd socket endplate, ar-15 qd endplate
                                New!
                                Radian Weapons
                                Retail: $25.95
                                Price: $24.65
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                                Availability: In Stock
                                Radian Weapons Item #: RADI R0078 -

                                  Radian Weapons QD End Plate for AR15/M16 RiflesAnnouncing the Ultralight QD Endplate for AR15/M16 pattern rifles. Weighing only 6.5 grams, the endplate is machined from billet 7075-T6 aluminum with milspec Type III anodized finish and a press-fit Titanium QD sling swivel cup. This combination of materials and finishes is ideal for weight reduction that doesn?t sacrifice durability or performance. Compatible with both milspec and commercial carbine buffer tubes, requires Castle Nut for...

                                  H9, HEAVY BUFFER
                                  SureFire
                                  Retail: $249.00
                                  Price: $224.00
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                                  Availability: Back Order (No charges until it ships)
                                  SureFire Item #: SUFC H9 -

                                    AR Carbine Buffer Spring
                                    TAPCO
                                    Retail: $8.99
                                    Price: $7.19
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                                    Availability: Special Order
                                    TAPCO Item #: TAP 16620 -

                                      When building your AR you need to make sure you have all the best components. With this high strength stainless steel Carbine Buffer Spring you can check one of those components off your list. This is the same great spring found in our Mil-Spec AR T6? Stock Assembly and is made in the U.S.A.

                                      AR Carbine Castle Nut
                                      TAPCO
                                      Retail: $7.99
                                      Price: $6.39
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                                      Availability: In Stock
                                      TAPCO Item #: TAP 16621 -

                                        Machined from 4140 steel with a manganese phosphate coating, the INTRAFUSE? Castle Nut is an excellent replacement part or is ideal when building new rifles.

                                        AR Carbine Mil-Spec Receiver Extension Tube
                                        TAPCO
                                        Retail: $29.99
                                        Price: $23.99
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                                        Availability: Special Order
                                        TAPCO Item #: TAP 16630 -

                                          Whether you're building from the ground up, or replacing existing parts on your Mil-Spec stock, this is the receiver extension tube you need. This part is 100% U.S. made and backed by TAPCO's lifetime guarantee.

                                          AR Receiver Extension Build Kit - Mil-Spec Profile
                                          TAPCO
                                          Retail: $59.99
                                          Price: $47.99
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                                          Availability: Special Order
                                          TAPCO Item #: TAP 16809 -

                                            Whether you're building from the ground up, or replacing existing parts, this is the receiver extension build kit you need. Includes M4 Buffer Tube, Castle Nut, TAPCO End Plate Sling Adaptor, Buffer, and Recoil Spring. Available in Mil-Spec Profile